1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License
15  */
16 
17 package com.android.settings.biometrics.face;
18 
19 import android.content.Context;
20 import android.util.AttributeSet;
21 import android.view.TextureView;
22 
23 /**
24  * A square {@link TextureView}.
25  */
26 public class FaceSquareTextureView extends TextureView {
27 
FaceSquareTextureView(Context context)28     public FaceSquareTextureView(Context context) {
29         this(context, null);
30     }
31 
FaceSquareTextureView(Context context, AttributeSet attrs)32     public FaceSquareTextureView(Context context, AttributeSet attrs) {
33         this(context, attrs, 0);
34     }
35 
FaceSquareTextureView(Context context, AttributeSet attrs, int defStyle)36     public FaceSquareTextureView(Context context, AttributeSet attrs, int defStyle) {
37         super(context, attrs, defStyle);
38     }
39 
40     @Override
onMeasure(int widthMeasureSpec, int heightMeasureSpec)41     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
42         super.onMeasure(widthMeasureSpec, heightMeasureSpec);
43         int width = MeasureSpec.getSize(widthMeasureSpec);
44         int height = MeasureSpec.getSize(heightMeasureSpec);
45 
46         if (width < height) {
47             setMeasuredDimension(width, width);
48         } else {
49             setMeasuredDimension(height, height);
50         }
51     }
52 }
53